configure: suppress -fPIC in msvc builds

MSVC doesn't understand the option, and emits a warning on every
call to cl.exe.

Signed-off-by: Martin Storsjö <martin@martin.st>

1 files changed, 1 insertions, 0 deletions

diff --git a/configure b/configure
index 0ede1d53c3..e87a3261de 100755
--- a/configure
+++ b/configure
@@ -2187,6 +2187,7 @@ msvc_flags(){
             -fno-math-errno)      ;;
             -fno-common)          ;;
             -fno-signed-zeros)    ;;
+            -fPIC)                ;;
             -lz)                  echo zlib.lib ;;
             -lavifil32)           echo vfw32.lib ;;
             -lavicap32)           echo vfw32.lib user32.lib ;;